These are brand new General Motors Vortec 8.1 liter industrial engines. They work in the generators and irrigation pumps and come complete as shown. Engine parts such as engine blocks, crankshafts and cylinder heads are readily available as well. |
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| Industrial Engine Pictures |
Overview |
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| Price |
$7995.00 TO $10,995.00 |
| Model |
8.1L GM |
| Description |
Coil-near-plug ignition includes crankshaft sensor, camshaft sensor, ESC sensors, and eight ignition coils.
Cylinder head features high-flow replicated ports and sintered powder metal exhaust valve seat inserts for durability.
Industrial torsional damper with integral six-rib pulley to accommodate serpentine accessory drive hardware.
Iron exhaust valve seat facing for better valve durability with alternative fuel applications.
Platinum tip long-life spark plugs.
High torque camshaft with hydraulic roller valve lifters provides maximum performance.
Positive Crankcase Ventilation (PCV) system is integral to intake manifold (no valve required).
Coated cast aluminum 8-quart oil pan with full baffle and 12-mm drain plugs on port and starboard sides.
Industrial external water crossover.
Coated, flat top hypereutectic cast aluminum pistons.
Engine block quick-connect oil fittings for easy assembly of oil coolers or remote oil systems.
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| General Data |
| Type |
90° 8.1L V8 |
| Displacement |
496 cid (8127 cc) |
| Compression Ratio |
9.1:1 |
| Valve Config |
Pushrod
Actuated Overhead Canted Valves |
| Manufactured |
Tonawanda, New York |
| Valve Lifters |
Hydraulic Roller |
| Bore x Stroke |
4.25 x 4.37 in (107.95
mm x 111 mm) |
| Main Bearing Caps |
4-Bolt Cast Iron |
| Balance Method |
Internal |
| Intake Manifold |
Factory-Installed
Alternate Fuel Manifold |
| Fuel Delivery |
LPG/NG Mixer |
| Oil Pan Capacity |
8 qt |
| Fuel Types |
NG, LPG |
| Engine Rotation |
Clockwise (from the front) |
| Paint Protection |
Component Painted |
| Horsepower |
264 hp @ 3000 rpm
(Propane), 240 hp @ 3000 rpm
(Natural Gas) |
| Torque |
462 lb-ft @ 3000 rpm
(Propane), 417 lb-ft @ 3000 rpm
(Natural Gas) |
| Shipping Weight |
729 lb (307.49 kg) |
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| Materials |
| Block |
Cast Iron |
| Cylinder Head |
Cast Iron |
| Intake Manifold |
One Piece Cast Aluminum |
| Crankshaft |
High-Density Nodular
Iron(with undercut and rolled fillets) |
| Pistons |
Hypereutectic Cast
Aluminum |
| Exhaust Seat |
Sintered powder metal
exhaust valve seat inserts |
| Gaskets |
Non-Asbestos |
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| Engine Sealing System |
One-piece viton rear main seal
One-piece oil pan gasket
Molded rocker cover seal
Composite graphite cylinder head
gaskets with stainless steel core.
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| Sensors |
| Switch & Sender |
Water Temp &
Oil Pressure |
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| Fuel System Options |
Closed-Loop Fuel System Kit
Dual Fuel
LPG (Mixer, Throttle Body, Fuel Lock,
Regulator)
LPG W/Governor (Same As Above
w/Elec. Governor)
LPG Carb
NG/LPG Carb Dual Fuel
NG Carb
NG (Mixer, Throttle Body & Air
Cleaner)
NG W/Governor (Same As Above
w/Elec. Governor)
Three Way Catalyst Available
(Correction to SAE J1995. Actual power levels
may vary depending on OEM calibration and
application.)
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